N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 6, 2026) · next update today 8:30 am CDT
Ask:
HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIKO4DWQ HAM
✅ Available for a vanity request — free since Jun 24, 2022.
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Not currently held · 1 holder on record · available since Jun 24, 2022
Previous holder: Digital Sun City Ctr
Held KO4DWQ Jun 2, 2020 → Jun 23, 2020 · first licensed Dec 5, 2017 as KN4IEK · 4 licenses · FRN 0026498956
-
- Licensee
- Digital Sun City Ctr
- Address
- Attn: Eric M Nisenfeld
672 Chipper Dr
Sun City Center, FL 33573
- FRN
- 0026498956
- Previous call
- KO4DWQ
- Trustee
- WA4EMN
- Last granted
- Jun 23, 2020
- Effective
- Jun 23, 2020
- Last action
- Mar 18, 2024
FCC actions (2)
- Jun 23, 2020 — Vanity call sign granted VANGRT
- Jun 23, 2020 — License issued LIISS
-
- Licensee
- Digital Sun City Ctr
- Address
- Attn: Eric M Nisenfeld
672 Chipper Dr
Sun City Center, FL 33573
- FRN
- 0026498956
- Trustee
- WA4EMN
- Last granted
- Jun 2, 2020
- Effective
- Jun 2, 2020
- Last action
- Jun 23, 2020
FCC actions (3)
- Jun 23, 2020 — License canceled LICAN
- Jun 2, 2020 — License issued LIISS
- Jun 2, 2020 — Systematic call sign granted SYSGRT
-
- Licensee
- Eric M Nisenfeld
- Address
- 672 Chipper Dr
Sun City Center, FL 33573
- FRN
- 0026498956
- Previous call
- KN4IEK (Technician)
- Last granted
- Jan 9, 2018
- Effective
- Feb 12, 2019
- Last action
- Feb 12, 2019
FCC actions (4)
- Feb 12, 2019 — Administrative update LIAUA
- Oct 30, 2018 — License modified LIMOD
- Jan 9, 2018 — Vanity call sign granted VANGRT
- Jan 9, 2018 — License issued LIISS
-
- Licensee
- Eric M Nisenfeld
- Address
- 672 Chipper Dr
Sun City Center, FL 33573
- FRN
- 0026498956
- Last granted
- Dec 5, 2017
- Effective
- Dec 5, 2017
- Last action
- Jan 9, 2018
FCC actions (3)
- Jan 9, 2018 — License canceled LICAN
- Dec 5, 2017 — License issued LIISS
- Dec 5, 2017 — Systematic call sign granted SYSGRT
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KO4DWQ in the last 24 hours. They show up here within seconds of KO4DWQ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.